Covid-19 antibodies produced by the Pfizer vaccine decreased more than 80 per cent in senior nursing home residents and their caregivers six months after receiving their second dose, a US study has found.

The research led by Case Western Reserve University and Brown University in the US studied blood samples of 120 nursing home residents and 92 health care workers.

Prime Minister Narendra Modi said on Monday that India was vaccinating at a record speed of 12.5 million doses per day, more than the population of many countries.

Interacting with the health workers and beneficiaries of Himachal Pradesh (HP), which has become the first state in the country to vaccinate its entire adult population with one dose of Covid vaccine, Modi said, Himachal Pradesh has emerged as a champion in the fight against the largest epidemic in 100 years. This success has underlined the importance of Aatmvishwas and Aatmnirbharta.

The Congress party has decided to extend full support to the farmers' Bharat Bandh on September 27 against the three farm laws. Former party president Rahul Gandhi has been at the forefront in the support to the farmers agitation from the very beginning. He has also termed the farmers as brave.

In a tweet Rahul said, Fearless at the forefront... he is the fortune maker of India.

Hetero, a globally renowned vertically integrated pharmaceutical organization, on Monday announced that the Drug Controller General of India (DCGI) has issued Emergency Use Authorization (EUA) for the generic version of Tocilizumab in India.

This authorisation will enable the medical practitioners to use the generic drug Tocilizumab for the treatment of Covid-19 in hospitalised adults who are receiving systemic corticosteroids and require supplemental oxygen, non-invasive or invasive mechanical ventilation, or extracorporeal membrane oxygenation (ECMO), Hetero said in a statement.

State-run oil and gas explorers ONGC's plan to complete merger of its refining subsidiary MRPL with recently acquired HPCL to align its upstream and downstream operations into two verticals has got delayed.

The process is now expected to be completed by FY24 as ONGC's plan to consolidate its refining and petrochemicals business around MRPL first itself is taking a lot of time, government sources privy to the development said. The proposed merger would only follow this consolidation exercise.

Drug firm Zydus Cadila on Monday said it has received approval from the US health regulator to market Sitagliptin, a medicine indicated to treat diabetes.

The company said its subsidiary has received tentative approval from the United States Food and Drug Administration (FDA) for its new drug application for Sitagliptin base 25, 50 and 100 mg tablets.

The Taliban said on Monday they have taken control of Panjshir province north of Kabul, the Afghan capital. The province was the last holdout of anti-Taliban forces in the country and the only province the Taliban had not seized during their sweep last month.

Thousands of Taliban fighters overrun eight districts of Panjshir overnight, according to witnesses from the area. They spoke on condition of anonymity fearing for their safety.

India logged 38,948 new coronavirus infections taking the total tally of COVID-19 cases to

3,30,27,621, while the death toll climbed to 4,40,752 with 219 fresh fatalities, the lowest in 167 days, according to the Union Health Ministry data updated on Monday.

Vernacular e-learning platform Vidyakul has raised bridge round of funding of $500,000 led by We Founder Circle, and also saw participation from investors including JITO Angel Network and Thinkuvate.

Vidyakul is aimed at providing after-school e-learning for the state board students in vernacular languages. The edtech startup is currently delivering education in 4 languages and has already enabled the same for 1 million students from 10 States.

Shares of IndiaMART InterMESH continued their upward journey, surging over 6 per cent to Rs 8,630 on the National Stock Exchange (NSE) on Monday. The stock has rallied 22 per cent in the past seven trading sessions after being included in the derivatives segment (Futures & Options contracts) on the NSE from the new series that began from August 27.

However, despite the recent 7-day rally, the stock has underperformed the S&P BSE Sensex and has gained mere 6 per cent in the past six months as against a 16 per cent surge in the benchmark.

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